how to configure ubuntu linux to manage amazon ec2 machine

start an happening @https://console.aws.amazon.com/ec2/homedownload : ec2-api-tools @http://developer.amazonwebservices.com/connect/entry.jspa?externalID=351unzip to $HOME/bin/ec2-api-tools-1.3-46266add to .bashrc :# EC2 - begin export EC2_PRIVATE_KEY=$HOME/keys/pk-KWJIYEWJXT7MOMSS2OHMIS7IYLHAGTN7.pemexport EC2_CERT=$HOME/keys/cert-KWJIYEWJXT7MOMSS2OHMIS7IYLHAGTN7.pemexport EC2_HOME=$HOME/bin/ec2-api-tools-1.3-46266export JAVA_HOME=/usr/lib/jvm/java-6-sun/jre/# EC2 - endrun :. .bashrctest :./bin/ec2-api-tools-1.3-46266/bin/ec2-describe-instancesdocs : http://docs.amazonwebservices.com/AWSEC2/latest/CommandLineReference/https://help.ubuntu.com/community/EC2StartersGuide